Fri, 24 Jul 2020 15:02:16 +0200 wenzelm clarified errors: avoid hiding of import_errors/dir_errors by their consequences (file-access problems);
Fri, 24 Jul 2020 12:15:37 +0200 wenzelm clarified errors: avoid accidental import from other session that happens to be within overall selection (notably "isabelle build -a");
Thu, 23 Jul 2020 22:32:06 +0200 wenzelm clarified signature;
Thu, 23 Jul 2020 14:25:48 +0200 wenzelm clarified order --- proper sorting of requirements;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 +3000 tip